code: def stitch_sentence(words):
      return (
          " ".join(words)
          .replace(" ?", "?")
          .replace(" .", ".\n")
          .replace("\n ", "\n")
      )
  
file_path: neon/examples/babi/demo.py
imports: from __future__ import print_function
  from builtins import input
  import numpy
  from util import create_model, babi_handler
  from neon.backends import gen_backend
  from neon.data import BABI, QA
  from neon.data.text_preprocessing import pad_sentences
  from neon.util.argparser import NeonArgparser, extract_valid_args
label_desc: Use image node_id 1 for calling a global function with example usage: stitch_sentence(words) and returns: str